Ø39mm TNT piston for TNT kit Original type aluminum MBK 51 / motobecane AV 10

Here is the spare piston presented by TNT! This piston with a diameter of 39mm is identical to that of the original TNT Type kit for MBK 51 (Ref 032101).

It is intended for the TNT Original original type 50cc air kit for AV10 motobecane on MBK 51. It is delivered complete as presented with its axis, its 1.5mm thick segments, its circlips and of course its piston ...